[12764] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[15584] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[12764] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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[13745] | 22 | using HeuristicLab.Collections;
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| 23 | using HeuristicLab.Core.Views;
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| 24 | using HeuristicLab.MainForm;
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[12764] | 25 | using System;
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| 26 | using System.Collections.Generic;
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| 27 | using System.Drawing;
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| 28 | using System.Linq;
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| 29 | using System.Windows.Forms;
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| 30 | using System.Windows.Forms.DataVisualization.Charting;
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| 31 |
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| 32 | namespace HeuristicLab.Analysis.Views {
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| 33 | [View("IndexedDataTable View")]
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| 34 | [Content(typeof(IndexedDataTable<>), true)]
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| 35 | public partial class IndexedDataTableView<T> : NamedItemView {
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| 36 | protected List<Series> invisibleSeries;
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| 37 | protected Dictionary<IObservableList<Tuple<T, double>>, IndexedDataRow<T>> valuesRowsTable;
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[12865] | 38 |
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[12764] | 39 | public new IndexedDataTable<T> Content {
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| 40 | get { return (IndexedDataTable<T>)base.Content; }
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| 41 | set { base.Content = value; }
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| 42 | }
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| 43 |
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| 44 | public IndexedDataTableView() {
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| 45 | InitializeComponent();
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| 46 | valuesRowsTable = new Dictionary<IObservableList<Tuple<T, double>>, IndexedDataRow<T>>();
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| 47 | invisibleSeries = new List<Series>();
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| 48 | chart.CustomizeAllChartAreas();
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| 49 | chart.ChartAreas[0].CursorX.Interval = 1;
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[12822] | 50 | chart.SuppressExceptions = true;
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[12764] | 51 | }
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| 52 |
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| 53 | #region Event Handler Registration
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| 54 | protected override void DeregisterContentEvents() {
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| 55 | foreach (var row in Content.Rows)
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| 56 | DeregisterDataRowEvents(row);
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| 57 | Content.VisualPropertiesChanged -= new EventHandler(Content_VisualPropertiesChanged);
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| 58 | Content.Rows.ItemsAdded -= new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsAdded);
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| 59 | Content.Rows.ItemsRemoved -= new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsRemoved);
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| 60 | Content.Rows.ItemsReplaced -= new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsReplaced);
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| 61 | Content.Rows.CollectionReset -= new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_CollectionReset);
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| 62 | base.DeregisterContentEvents();
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| 63 | }
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| 64 |
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| 65 | protected override void RegisterContentEvents() {
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| 66 | base.RegisterContentEvents();
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| 67 | Content.VisualPropertiesChanged += new EventHandler(Content_VisualPropertiesChanged);
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| 68 | Content.Rows.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsAdded);
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| 69 | Content.Rows.ItemsRemoved += new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsRemoved);
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| 70 | Content.Rows.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsReplaced);
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| 71 | Content.Rows.CollectionReset += new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_CollectionReset);
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| 72 | foreach (var row in Content.Rows)
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| 73 | RegisterDataRowEvents(row);
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| 74 | }
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| 75 |
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| 76 | /// <summary>
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| 77 | /// Automatically called for every existing data row and whenever a data row is added
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| 78 | /// to the data table. Do not call this method directly.
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| 79 | /// </summary>
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| 80 | /// <param name="row">The DataRow that was added.</param>
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| 81 | protected virtual void RegisterDataRowEvents(IndexedDataRow<T> row) {
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| 82 | row.NameChanged += new EventHandler(Row_NameChanged);
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| 83 | row.VisualPropertiesChanged += new EventHandler(Row_VisualPropertiesChanged);
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| 84 | valuesRowsTable.Add(row.Values, row);
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| 85 | row.Values.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsAdded);
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| 86 | row.Values.ItemsRemoved += new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsRemoved);
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| 87 | row.Values.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsReplaced);
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| 88 | row.Values.ItemsMoved += new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsMoved);
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| 89 | row.Values.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_CollectionReset);
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| 90 | }
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| 91 |
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| 92 | /// <summary>
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| 93 | /// Automatically called for every data row that is removed from the DataTable. Do
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| 94 | /// not directly call this method.
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| 95 | /// </summary>
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| 96 | /// <param name="row">The DataRow that was removed.</param>
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| 97 | protected virtual void DeregisterDataRowEvents(IndexedDataRow<T> row) {
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| 98 | row.Values.ItemsAdded -= new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsAdded);
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| 99 | row.Values.ItemsRemoved -= new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsRemoved);
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| 100 | row.Values.ItemsReplaced -= new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsReplaced);
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| 101 | row.Values.ItemsMoved -= new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsMoved);
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| 102 | row.Values.CollectionReset -= new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_CollectionReset);
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| 103 | valuesRowsTable.Remove(row.Values);
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| 104 | row.VisualPropertiesChanged -= new EventHandler(Row_VisualPropertiesChanged);
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| 105 | row.NameChanged -= new EventHandler(Row_NameChanged);
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| 106 | }
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| 107 | #endregion
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| 108 |
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| 109 | protected override void OnContentChanged() {
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| 110 | base.OnContentChanged();
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| 111 | invisibleSeries.Clear();
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| 112 | chart.Titles[0].Text = string.Empty;
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| 113 | chart.ChartAreas[0].AxisX.Title = string.Empty;
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| 114 | chart.ChartAreas[0].AxisY.Title = string.Empty;
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| 115 | chart.ChartAreas[0].AxisY2.Title = string.Empty;
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[12808] | 116 | chart.ChartAreas[0].AxisX.IsLogarithmic = false;
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| 117 | chart.ChartAreas[0].AxisX2.IsLogarithmic = false;
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| 118 | chart.ChartAreas[0].AxisY.IsLogarithmic = false;
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| 119 | chart.ChartAreas[0].AxisY2.IsLogarithmic = false;
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[12764] | 120 | chart.Series.Clear();
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| 121 | if (Content != null) {
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| 122 | chart.Titles[0].Text = Content.Name;
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| 123 | foreach (var row in Content.Rows)
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| 124 | AddDataRow(row);
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| 125 | ConfigureChartArea(chart.ChartAreas[0]);
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| 126 | RecalculateAxesScale(chart.ChartAreas[0]);
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| 127 | }
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| 128 | }
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| 129 |
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| 130 | protected override void SetEnabledStateOfControls() {
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| 131 | base.SetEnabledStateOfControls();
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| 132 | chart.Enabled = Content != null;
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| 133 | }
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| 134 |
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| 135 | /// <summary>
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| 136 | /// Add the DataRow as a series to the chart.
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| 137 | /// </summary>
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| 138 | /// <param name="row">DataRow to add as series to the chart.</param>
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| 139 | protected virtual void AddDataRow(IndexedDataRow<T> row) {
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[12826] | 140 | if (row.Values.Count == 0) return;
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| 141 |
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[12764] | 142 | Series series = new Series(row.Name);
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| 143 | if (row.VisualProperties.DisplayName.Trim() != String.Empty) series.LegendText = row.VisualProperties.DisplayName;
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| 144 | else series.LegendText = row.Name;
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| 145 | ConfigureSeries(series, row);
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| 146 | FillSeriesWithRowValues(series, row);
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| 147 |
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| 148 | chart.Series.Add(series);
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| 149 | ConfigureChartArea(chart.ChartAreas[0]);
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| 150 | RecalculateAxesScale(chart.ChartAreas[0]);
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| 151 | UpdateYCursorInterval();
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| 152 | }
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| 153 |
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| 154 | private void ConfigureSeries(Series series, IndexedDataRow<T> row) {
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| 155 | RemoveCustomPropertyIfExists(series, "PointWidth");
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| 156 | series.BorderWidth = 1;
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| 157 | series.BorderDashStyle = ChartDashStyle.Solid;
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| 158 | series.BorderColor = Color.Empty;
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| 159 |
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[15220] | 160 | series.Color = row.VisualProperties.Color;
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[12764] | 161 | series.IsVisibleInLegend = row.VisualProperties.IsVisibleInLegend;
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| 162 |
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[12865] | 163 | series.SmartLabelStyle.Enabled = true;
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[13745] | 164 | series.SmartLabelStyle.AllowOutsidePlotArea = LabelOutsidePlotAreaStyle.No;
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[12865] | 165 | series.SmartLabelStyle.CalloutLineAnchorCapStyle = LineAnchorCapStyle.None;
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| 166 | series.SmartLabelStyle.CalloutLineColor = series.Color;
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| 167 | series.SmartLabelStyle.CalloutLineWidth = 2;
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| 168 | series.SmartLabelStyle.CalloutStyle = LabelCalloutStyle.Underlined;
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| 169 | series.SmartLabelStyle.IsOverlappedHidden = false;
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| 170 | series.SmartLabelStyle.MaxMovingDistance = 200;
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| 171 |
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[12764] | 172 | switch (row.VisualProperties.ChartType) {
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| 173 | case DataRowVisualProperties.DataRowChartType.Line:
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| 174 | series.ChartType = SeriesChartType.FastLine;
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| 175 | series.BorderWidth = row.VisualProperties.LineWidth;
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| 176 | series.BorderDashStyle = ConvertLineStyle(row.VisualProperties.LineStyle);
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| 177 | break;
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| 178 | case DataRowVisualProperties.DataRowChartType.Bars:
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| 179 | // Bar is incompatible with anything but Bar and StackedBar*
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| 180 | if (!chart.Series.Any(x => x.ChartType != SeriesChartType.Bar && x.ChartType != SeriesChartType.StackedBar && x.ChartType != SeriesChartType.StackedBar100)) {
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| 181 | series.ChartType = SeriesChartType.Bar;
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| 182 | chart.ChartAreas[0].AxisX.Interval = 1;
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| 183 | } else {
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| 184 | series.ChartType = SeriesChartType.FastPoint; //default
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| 185 | row.VisualProperties.ChartType = DataRowVisualProperties.DataRowChartType.Points;
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| 186 | }
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| 187 | break;
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| 188 | case DataRowVisualProperties.DataRowChartType.Columns:
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| 189 | series.ChartType = SeriesChartType.Column;
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| 190 | break;
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| 191 | case DataRowVisualProperties.DataRowChartType.Points:
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| 192 | series.ChartType = SeriesChartType.FastPoint;
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| 193 | break;
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| 194 | case DataRowVisualProperties.DataRowChartType.StepLine:
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| 195 | series.ChartType = SeriesChartType.StepLine;
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| 196 | series.BorderWidth = row.VisualProperties.LineWidth;
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| 197 | series.BorderDashStyle = ConvertLineStyle(row.VisualProperties.LineStyle);
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| 198 | break;
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| 199 | default:
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| 200 | series.ChartType = SeriesChartType.FastPoint;
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| 201 | break;
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| 202 | }
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| 203 | series.YAxisType = row.VisualProperties.SecondYAxis ? AxisType.Secondary : AxisType.Primary;
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| 204 | series.XAxisType = row.VisualProperties.SecondXAxis ? AxisType.Secondary : AxisType.Primary;
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| 205 | if (row.VisualProperties.DisplayName.Trim() != String.Empty) series.LegendText = row.VisualProperties.DisplayName;
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| 206 | else series.LegendText = row.Name;
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| 207 | series.ToolTip = series.LegendText + " X = #VALX, Y = #VALY";
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| 208 | }
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| 209 |
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| 210 | private void ConfigureChartArea(ChartArea area) {
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| 211 | if (Content.VisualProperties.TitleFont != null) chart.Titles[0].Font = Content.VisualProperties.TitleFont;
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| 212 | if (!Content.VisualProperties.TitleColor.IsEmpty) chart.Titles[0].ForeColor = Content.VisualProperties.TitleColor;
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| 213 |
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| 214 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisX.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 215 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisX.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 216 | area.AxisX.Title = Content.VisualProperties.XAxisTitle;
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| 217 |
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| 218 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisX2.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 219 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisX2.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 220 | area.AxisX2.Title = Content.VisualProperties.SecondXAxisTitle;
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| 221 |
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| 222 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisY.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 223 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisY.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 224 | area.AxisY.Title = Content.VisualProperties.YAxisTitle;
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| 225 |
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| 226 | if (Content.VisualProperties.AxisTitleFont != null) area.AxisY2.TitleFont = Content.VisualProperties.AxisTitleFont;
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| 227 | if (!Content.VisualProperties.AxisTitleColor.IsEmpty) area.AxisY2.TitleForeColor = Content.VisualProperties.AxisTitleColor;
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| 228 | area.AxisY2.Title = Content.VisualProperties.SecondYAxisTitle;
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| 229 |
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| 230 | if (typeof(T).Equals(typeof(DateTime))) {
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| 231 | area.AxisX.IntervalType = DateTimeIntervalType.Hours;
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| 232 | area.AxisX.LabelStyle.Format = "dd.MM.yyyy HH:mm";
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| 233 | area.AxisX.IntervalAutoMode = IntervalAutoMode.VariableCount;
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| 234 | }
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| 235 | }
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| 236 |
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| 237 | private void RecalculateAxesScale(ChartArea area) {
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| 238 | // Reset the axes bounds so that RecalculateAxesScale() will assign new bounds
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| 239 | foreach (Axis a in area.Axes) {
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| 240 | a.Minimum = double.NaN;
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| 241 | a.Maximum = double.NaN;
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| 242 | }
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[12822] | 243 |
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| 244 | if (chart.Series.Any(x => x.Enabled && x.XAxisType == AxisType.Primary && (x.Points.Count == 0 || x.Points.Any(y => y.XValue <= 0))))
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[12808] | 245 | area.AxisX.IsLogarithmic = false;
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| 246 | else area.AxisX.IsLogarithmic = Content.VisualProperties.XAxisLogScale;
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[12822] | 247 | if (chart.Series.Any(x => x.Enabled && x.XAxisType == AxisType.Secondary && (x.Points.Count == 0 || x.Points.Any(y => y.XValue <= 0))))
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[12808] | 248 | area.AxisX2.IsLogarithmic = false;
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| 249 | else area.AxisX2.IsLogarithmic = Content.VisualProperties.SecondXAxisLogScale;
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| 250 |
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[12822] | 251 | if (chart.Series.Any(x => x.Enabled && x.YAxisType == AxisType.Primary && (x.Points.Count == 0 || x.Points.Any(y => y.YValues.Min() <= 0))))
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[12808] | 252 | area.AxisY.IsLogarithmic = false;
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| 253 | else area.AxisY.IsLogarithmic = Content.VisualProperties.YAxisLogScale;
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[12822] | 254 | if (chart.Series.Any(x => x.Enabled && x.YAxisType == AxisType.Secondary && (x.Points.Count == 0 || x.Points.Any(y => y.YValues.Min() <= 0))))
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[12808] | 255 | area.AxisY2.IsLogarithmic = false;
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| 256 | else area.AxisY2.IsLogarithmic = Content.VisualProperties.SecondYAxisLogScale;
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| 257 |
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[12764] | 258 | area.RecalculateAxesScale();
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| 259 | area.AxisX.IsMarginVisible = false;
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| 260 | area.AxisX2.IsMarginVisible = false;
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| 261 |
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[13745] | 262 | area.AxisX.IsStartedFromZero = Content.Rows.Where(x => !x.VisualProperties.SecondXAxis).Any(x => x.VisualProperties.StartIndexZero);
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| 263 | area.AxisX2.IsStartedFromZero = Content.Rows.Where(x => x.VisualProperties.SecondXAxis).Any(x => x.VisualProperties.StartIndexZero);
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| 264 |
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[12764] | 265 | if (!Content.VisualProperties.XAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.XAxisMinimumFixedValue)) area.AxisX.Minimum = Content.VisualProperties.XAxisMinimumFixedValue;
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| 266 | if (!Content.VisualProperties.XAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.XAxisMaximumFixedValue)) area.AxisX.Maximum = Content.VisualProperties.XAxisMaximumFixedValue;
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| 267 | if (!Content.VisualProperties.SecondXAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.SecondXAxisMinimumFixedValue)) area.AxisX2.Minimum = Content.VisualProperties.SecondXAxisMinimumFixedValue;
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| 268 | if (!Content.VisualProperties.SecondXAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.SecondXAxisMaximumFixedValue)) area.AxisX2.Maximum = Content.VisualProperties.SecondXAxisMaximumFixedValue;
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| 269 | if (!Content.VisualProperties.YAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.YAxisMinimumFixedValue)) area.AxisY.Minimum = Content.VisualProperties.YAxisMinimumFixedValue;
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| 270 | if (!Content.VisualProperties.YAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.YAxisMaximumFixedValue)) area.AxisY.Maximum = Content.VisualProperties.YAxisMaximumFixedValue;
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| 271 | if (!Content.VisualProperties.SecondYAxisMinimumAuto && !double.IsNaN(Content.VisualProperties.SecondYAxisMinimumFixedValue)) area.AxisY2.Minimum = Content.VisualProperties.SecondYAxisMinimumFixedValue;
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| 272 | if (!Content.VisualProperties.SecondYAxisMaximumAuto && !double.IsNaN(Content.VisualProperties.SecondYAxisMaximumFixedValue)) area.AxisY2.Maximum = Content.VisualProperties.SecondYAxisMaximumFixedValue;
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| 273 | if (area.AxisX.Minimum >= area.AxisX.Maximum) area.AxisX.Maximum = area.AxisX.Minimum + 1;
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| 274 | if (area.AxisX2.Minimum >= area.AxisX2.Maximum) area.AxisX2.Maximum = area.AxisX2.Minimum + 1;
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| 275 | if (area.AxisY.Minimum >= area.AxisY.Maximum) area.AxisY.Maximum = area.AxisY.Minimum + 1;
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| 276 | if (area.AxisY2.Minimum >= area.AxisY2.Maximum) area.AxisY2.Maximum = area.AxisY2.Minimum + 1;
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| 277 | }
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| 278 |
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| 279 | /// <summary>
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| 280 | /// Set the Y Cursor interval to visible points of enabled series.
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| 281 | /// </summary>
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| 282 | protected virtual void UpdateYCursorInterval() {
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| 283 | double interestingValuesRange = (
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| 284 | from series in chart.Series
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| 285 | where series.Enabled
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| 286 | let values = (from point in series.Points
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| 287 | where !point.IsEmpty
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| 288 | select point.YValues[0]).DefaultIfEmpty(1.0)
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| 289 | let range = values.Max() - values.Min()
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| 290 | where range > 0.0
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| 291 | select range
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| 292 | ).DefaultIfEmpty(1.0).Min();
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| 293 |
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| 294 | double digits = (int)Math.Log10(interestingValuesRange) - 3;
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| 295 | double yZoomInterval = Math.Pow(10, digits);
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| 296 | this.chart.ChartAreas[0].CursorY.Interval = yZoomInterval;
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| 297 | }
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| 298 |
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| 299 |
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| 300 | /// <summary>
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| 301 | /// Remove the corresponding series for a certain DataRow.
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| 302 | /// </summary>
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| 303 | /// <param name="row">DataRow which series should be removed.</param>
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| 304 | protected virtual void RemoveDataRow(IndexedDataRow<T> row) {
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[12826] | 305 | if (chart.Series.All(x => x.Name != row.Name)) return;
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[12764] | 306 | Series series = chart.Series[row.Name];
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| 307 | chart.Series.Remove(series);
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| 308 | if (invisibleSeries.Contains(series))
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| 309 | invisibleSeries.Remove(series);
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| 310 | RecalculateAxesScale(chart.ChartAreas[0]);
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| 311 | }
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| 312 |
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| 313 | #region Event Handlers
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| 314 | #region Content Event Handlers
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| 315 | protected override void Content_NameChanged(object sender, EventArgs e) {
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| 316 | if (InvokeRequired)
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| 317 | Invoke(new EventHandler(Content_NameChanged), sender, e);
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| 318 | else {
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| 319 | chart.Titles[0].Text = Content.Name;
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| 320 | base.Content_NameChanged(sender, e);
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| 321 | }
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| 322 | }
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| 323 | private void Content_VisualPropertiesChanged(object sender, EventArgs e) {
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| 324 | if (InvokeRequired)
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| 325 | Invoke(new EventHandler(Content_VisualPropertiesChanged), sender, e);
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| 326 | else {
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| 327 | ConfigureChartArea(chart.ChartAreas[0]);
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| 328 | RecalculateAxesScale(chart.ChartAreas[0]); // axes min/max could have changed
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| 329 | }
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| 330 | }
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| 331 | #endregion
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| 332 | #region Rows Event Handlers
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| 333 | private void Rows_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedDataRow<T>> e) {
|
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| 334 | if (InvokeRequired)
|
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| 335 | Invoke(new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsAdded), sender, e);
|
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| 336 | else {
|
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| 337 | foreach (var row in e.Items) {
|
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| 338 | AddDataRow(row);
|
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| 339 | RegisterDataRowEvents(row);
|
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| 340 | }
|
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| 341 | }
|
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| 342 | }
|
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| 343 | private void Rows_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IndexedDataRow<T>> e) {
|
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| 344 | if (InvokeRequired)
|
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| 345 | Invoke(new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsRemoved), sender, e);
|
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| 346 | else {
|
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| 347 | foreach (var row in e.Items) {
|
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| 348 | DeregisterDataRowEvents(row);
|
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| 349 | RemoveDataRow(row);
|
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| 350 | }
|
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| 351 | }
|
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| 352 | }
|
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| 353 | private void Rows_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedDataRow<T>> e) {
|
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| 354 | if (InvokeRequired)
|
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| 355 | Invoke(new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_ItemsReplaced), sender, e);
|
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| 356 | else {
|
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| 357 | foreach (var row in e.OldItems) {
|
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| 358 | DeregisterDataRowEvents(row);
|
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| 359 | RemoveDataRow(row);
|
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| 360 | }
|
---|
| 361 | foreach (var row in e.Items) {
|
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| 362 | AddDataRow(row);
|
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| 363 | RegisterDataRowEvents(row);
|
---|
| 364 | }
|
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| 365 | }
|
---|
| 366 | }
|
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| 367 | private void Rows_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedDataRow<T>> e) {
|
---|
| 368 | if (InvokeRequired)
|
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| 369 | Invoke(new CollectionItemsChangedEventHandler<IndexedDataRow<T>>(Rows_CollectionReset), sender, e);
|
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| 370 | else {
|
---|
| 371 | foreach (var row in e.OldItems) {
|
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| 372 | DeregisterDataRowEvents(row);
|
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| 373 | RemoveDataRow(row);
|
---|
| 374 | }
|
---|
| 375 | foreach (var row in e.Items) {
|
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| 376 | AddDataRow(row);
|
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| 377 | RegisterDataRowEvents(row);
|
---|
| 378 | }
|
---|
| 379 | }
|
---|
| 380 | }
|
---|
| 381 | #endregion
|
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| 382 | #region Row Event Handlers
|
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| 383 | private void Row_VisualPropertiesChanged(object sender, EventArgs e) {
|
---|
| 384 | if (InvokeRequired)
|
---|
| 385 | Invoke(new EventHandler(Row_VisualPropertiesChanged), sender, e);
|
---|
| 386 | else {
|
---|
| 387 | var row = (IndexedDataRow<T>)sender;
|
---|
| 388 | Series series = chart.Series[row.Name];
|
---|
| 389 | series.Points.Clear();
|
---|
| 390 | ConfigureSeries(series, row);
|
---|
| 391 | FillSeriesWithRowValues(series, row);
|
---|
| 392 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 393 | }
|
---|
| 394 | }
|
---|
| 395 | private void Row_NameChanged(object sender, EventArgs e) {
|
---|
| 396 | if (InvokeRequired)
|
---|
| 397 | Invoke(new EventHandler(Row_NameChanged), sender, e);
|
---|
| 398 | else {
|
---|
| 399 | var row = (IndexedDataRow<T>)sender;
|
---|
| 400 | chart.Series[row.Name].Name = row.Name;
|
---|
| 401 | }
|
---|
| 402 | }
|
---|
| 403 | #endregion
|
---|
| 404 | #region Values Event Handlers
|
---|
| 405 | private void Values_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<Tuple<T, double>>> e) {
|
---|
| 406 | if (InvokeRequired)
|
---|
| 407 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsAdded), sender, e);
|
---|
| 408 | else {
|
---|
| 409 | IndexedDataRow<T> row = null;
|
---|
| 410 | valuesRowsTable.TryGetValue((IObservableList<Tuple<T, double>>)sender, out row);
|
---|
| 411 | if (row != null) {
|
---|
| 412 | Series rowSeries = chart.Series[row.Name];
|
---|
| 413 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 414 | rowSeries.Points.Clear();
|
---|
| 415 | FillSeriesWithRowValues(rowSeries, row);
|
---|
| 416 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 417 | UpdateYCursorInterval();
|
---|
| 418 | }
|
---|
[12826] | 419 | } else AddDataRow((IndexedDataRow<T>)sender);
|
---|
[12764] | 420 | }
|
---|
| 421 | }
|
---|
| 422 | private void Values_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<Tuple<T, double>>> e) {
|
---|
| 423 | if (InvokeRequired)
|
---|
| 424 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsRemoved), sender, e);
|
---|
| 425 | else {
|
---|
| 426 | IndexedDataRow<T> row = null;
|
---|
| 427 | valuesRowsTable.TryGetValue((IObservableList<Tuple<T, double>>)sender, out row);
|
---|
| 428 | if (row != null) {
|
---|
[12826] | 429 | if (row.Values.Count == 0) {
|
---|
| 430 | RemoveDataRow(row);
|
---|
| 431 | } else {
|
---|
| 432 | Series rowSeries = chart.Series[row.Name];
|
---|
| 433 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 434 | rowSeries.Points.Clear();
|
---|
| 435 | FillSeriesWithRowValues(rowSeries, row);
|
---|
| 436 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 437 | UpdateYCursorInterval();
|
---|
| 438 | }
|
---|
[12764] | 439 | }
|
---|
| 440 | }
|
---|
| 441 | }
|
---|
| 442 | }
|
---|
| 443 | private void Values_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<Tuple<T, double>>> e) {
|
---|
| 444 | if (InvokeRequired)
|
---|
| 445 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsReplaced), sender, e);
|
---|
| 446 | else {
|
---|
| 447 | IndexedDataRow<T> row = null;
|
---|
| 448 | valuesRowsTable.TryGetValue((IObservableList<Tuple<T, double>>)sender, out row);
|
---|
| 449 | if (row != null) {
|
---|
[12826] | 450 | if (row.Values.Count == 0) {
|
---|
| 451 | RemoveDataRow(row);
|
---|
| 452 | } else {
|
---|
| 453 | Series rowSeries = chart.Series[row.Name];
|
---|
| 454 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 455 | if (row.VisualProperties.ChartType == DataRowVisualProperties.DataRowChartType.Histogram) {
|
---|
| 456 | rowSeries.Points.Clear();
|
---|
| 457 | FillSeriesWithRowValues(rowSeries, row);
|
---|
| 458 | } else {
|
---|
| 459 | foreach (IndexedItem<Tuple<T, double>> item in e.Items) {
|
---|
| 460 | rowSeries.Points[item.Index].SetValueXY(item.Value.Item1, item.Value.Item2);
|
---|
| 461 | }
|
---|
[12764] | 462 | }
|
---|
[12826] | 463 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 464 | UpdateYCursorInterval();
|
---|
[12764] | 465 | }
|
---|
| 466 | }
|
---|
| 467 | }
|
---|
| 468 | }
|
---|
| 469 | }
|
---|
| 470 | private void Values_ItemsMoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<Tuple<T, double>>> e) {
|
---|
| 471 | if (InvokeRequired)
|
---|
| 472 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_ItemsMoved), sender, e);
|
---|
| 473 | else {
|
---|
| 474 | IndexedDataRow<T> row = null;
|
---|
| 475 | valuesRowsTable.TryGetValue((IObservableList<Tuple<T, double>>)sender, out row);
|
---|
| 476 | if (row != null) {
|
---|
| 477 | Series rowSeries = chart.Series[row.Name];
|
---|
| 478 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 479 | rowSeries.Points.Clear();
|
---|
| 480 | FillSeriesWithRowValues(rowSeries, row);
|
---|
| 481 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 482 | UpdateYCursorInterval();
|
---|
| 483 | }
|
---|
| 484 | }
|
---|
| 485 | }
|
---|
| 486 | }
|
---|
| 487 |
|
---|
| 488 | private void Values_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedItem<Tuple<T, double>>> e) {
|
---|
| 489 | if (InvokeRequired)
|
---|
| 490 | Invoke(new CollectionItemsChangedEventHandler<IndexedItem<Tuple<T, double>>>(Values_CollectionReset), sender, e);
|
---|
| 491 | else {
|
---|
| 492 | IndexedDataRow<T> row = null;
|
---|
| 493 | valuesRowsTable.TryGetValue((IObservableList<Tuple<T, double>>)sender, out row);
|
---|
| 494 | if (row != null) {
|
---|
[12826] | 495 | if (row.Values.Count == 0) {
|
---|
| 496 | RemoveDataRow(row);
|
---|
| 497 | } else {
|
---|
| 498 | Series rowSeries = chart.Series[row.Name];
|
---|
| 499 | if (!invisibleSeries.Contains(rowSeries)) {
|
---|
| 500 | rowSeries.Points.Clear();
|
---|
| 501 | FillSeriesWithRowValues(rowSeries, row);
|
---|
| 502 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 503 | UpdateYCursorInterval();
|
---|
| 504 | }
|
---|
[12764] | 505 | }
|
---|
| 506 | }
|
---|
| 507 | }
|
---|
| 508 | }
|
---|
| 509 | #endregion
|
---|
| 510 | #endregion
|
---|
| 511 |
|
---|
| 512 | #region Chart Event Handlers
|
---|
| 513 | private void chart_MouseDown(object sender, MouseEventArgs e) {
|
---|
| 514 | HitTestResult result = chart.HitTest(e.X, e.Y);
|
---|
| 515 | if (result.ChartElementType == ChartElementType.LegendItem) {
|
---|
| 516 | ToggleSeriesVisible(result.Series);
|
---|
| 517 | }
|
---|
| 518 | }
|
---|
| 519 | private void chart_MouseMove(object sender, MouseEventArgs e) {
|
---|
| 520 | HitTestResult result = chart.HitTest(e.X, e.Y);
|
---|
| 521 | if (result.ChartElementType == ChartElementType.LegendItem)
|
---|
| 522 | this.Cursor = Cursors.Hand;
|
---|
| 523 | else
|
---|
| 524 | this.Cursor = Cursors.Default;
|
---|
| 525 | }
|
---|
| 526 | private void chart_CustomizeLegend(object sender, CustomizeLegendEventArgs e) {
|
---|
| 527 | foreach (LegendItem legendItem in e.LegendItems) {
|
---|
| 528 | var series = chart.Series[legendItem.SeriesName];
|
---|
| 529 | if (series != null) {
|
---|
| 530 | bool seriesIsInvisible = invisibleSeries.Contains(series);
|
---|
| 531 | foreach (LegendCell cell in legendItem.Cells) {
|
---|
| 532 | cell.ForeColor = seriesIsInvisible ? Color.Gray : Color.Black;
|
---|
| 533 | }
|
---|
| 534 | }
|
---|
| 535 | }
|
---|
| 536 | }
|
---|
| 537 | #endregion
|
---|
| 538 |
|
---|
| 539 | private void ToggleSeriesVisible(Series series) {
|
---|
| 540 | if (!invisibleSeries.Contains(series)) {
|
---|
| 541 | series.Points.Clear();
|
---|
| 542 | invisibleSeries.Add(series);
|
---|
| 543 | } else {
|
---|
| 544 | invisibleSeries.Remove(series);
|
---|
| 545 | if (Content != null) {
|
---|
| 546 |
|
---|
| 547 | var row = (from r in Content.Rows
|
---|
| 548 | where r.Name == series.Name
|
---|
| 549 | select r).Single();
|
---|
| 550 | FillSeriesWithRowValues(series, row);
|
---|
| 551 | this.chart.Legends[series.Legend].ForeColor = Color.Black;
|
---|
| 552 | RecalculateAxesScale(chart.ChartAreas[0]);
|
---|
| 553 | UpdateYCursorInterval();
|
---|
| 554 | }
|
---|
| 555 | }
|
---|
| 556 | }
|
---|
| 557 |
|
---|
| 558 | private void FillSeriesWithRowValues(Series series, IndexedDataRow<T> row) {
|
---|
| 559 | for (int i = 0; i < row.Values.Count; i++) {
|
---|
| 560 | var value = row.Values[i];
|
---|
[15220] | 561 | if (IsInvalidValue(value.Item2)) continue;
|
---|
[12865] | 562 | var point = new DataPoint();
|
---|
[12764] | 563 | point.SetValueXY(value.Item1, value.Item2);
|
---|
[12865] | 564 | if (i == row.Values.Count - 1) {
|
---|
| 565 | point.Label = series.Name;
|
---|
| 566 | point.MarkerStyle = MarkerStyle.Cross;
|
---|
| 567 | point.MarkerSize = 15;
|
---|
| 568 | point.MarkerBorderWidth = 1;
|
---|
| 569 | }
|
---|
[12764] | 570 | series.Points.Add(point);
|
---|
| 571 | }
|
---|
| 572 | }
|
---|
| 573 |
|
---|
| 574 | #region Helpers
|
---|
| 575 | protected void RemoveCustomPropertyIfExists(Series series, string property) {
|
---|
| 576 | if (series.IsCustomPropertySet(property)) series.DeleteCustomProperty(property);
|
---|
| 577 | }
|
---|
| 578 |
|
---|
| 579 | private ChartDashStyle ConvertLineStyle(DataRowVisualProperties.DataRowLineStyle dataRowLineStyle) {
|
---|
| 580 | switch (dataRowLineStyle) {
|
---|
| 581 | case DataRowVisualProperties.DataRowLineStyle.Dash:
|
---|
| 582 | return ChartDashStyle.Dash;
|
---|
| 583 | case DataRowVisualProperties.DataRowLineStyle.DashDot:
|
---|
| 584 | return ChartDashStyle.DashDot;
|
---|
| 585 | case DataRowVisualProperties.DataRowLineStyle.DashDotDot:
|
---|
| 586 | return ChartDashStyle.DashDotDot;
|
---|
| 587 | case DataRowVisualProperties.DataRowLineStyle.Dot:
|
---|
| 588 | return ChartDashStyle.Dot;
|
---|
| 589 | case DataRowVisualProperties.DataRowLineStyle.NotSet:
|
---|
| 590 | return ChartDashStyle.NotSet;
|
---|
| 591 | case DataRowVisualProperties.DataRowLineStyle.Solid:
|
---|
| 592 | return ChartDashStyle.Solid;
|
---|
| 593 | default:
|
---|
| 594 | return ChartDashStyle.NotSet;
|
---|
| 595 | }
|
---|
| 596 | }
|
---|
| 597 |
|
---|
| 598 | /// <summary>
|
---|
| 599 | /// Determines whether a double value can be displayed (converted to Decimal and not an NaN).
|
---|
| 600 | /// </summary>
|
---|
| 601 | /// <param name="x">The number to check.</param>
|
---|
| 602 | /// <returns><code>true</code> if the value can be safely shwon in the chart,
|
---|
| 603 | /// <code>false</code> otherwise.</returns>
|
---|
| 604 | protected static bool IsInvalidValue(double x) {
|
---|
| 605 | return double.IsNaN(x) || x < (double)decimal.MinValue || x > (double)decimal.MaxValue;
|
---|
| 606 | }
|
---|
| 607 | #endregion
|
---|
| 608 | }
|
---|
| 609 | }
|
---|